Question:
Name any three common minerals used by you every day.
Answer:
Gold, salt and copper are common minerals used by people every day.
Mineral and Power Resources
Q 1.
Write the advantages and dis ¬advantages of non-conventional sources of energy.
Q 3.
Give five ways in which you can save energy at home.
Q 4.
What are the two main classifications of power resources?
Q 5.
Name and describe briefly methods of extraction.
Q 6.
Name two regions rich in natural gas resources.
Q 8.
Differentiate between a rock and an ore.
Q 9.
Why are petroleum and its derivatives called "black gold"?
Q 10.
Give Reason for Environmental aspects must be carefully looked into before building huge dams.
Q 11.
Distinguish between Ferrous and nonferrous minerals
Q 12.
How are mineral extracted from earth?
Q 13.
Distinguish between Biogas and natural gas
Q 14.
Which was the first country to develop hydroelectricity ?
Q 16.
What is natural gas?
Q 17.
Distinguish between Metallic and non-metallic minerals
Q 18.
Mention a few minerals and their uses.
Q 21.
What is an ore? Where are the ores of metallic minerals generally located?
Q 22.
Why is coal called "buried sunshine"?
Q 23.
Why are petroleum and its derivatives called "black gold"?
Q 24.
Name some important hydel power stations in India.
Q 26.
Write a brief note on salt.
Q 27.
Name two areas in Australia, which have large deposits of gold.
Q 28.
Why are minerals considered non-renewable?
Q 29.
Name and describe briefly methods of extraction.
Q 30.
Write common uses of minerals.
Q 31.
Distinguish between Conventional and non conventional sources of energy
Q 32.
Name the leading tin producers in Asia.
Q 33.
Name two minerals in whose production India contributes a significant part.
Q 34.
What are the classifications of minerals?
Q 35.
In which industry is silicon important? From which ore is it obtained?
Q 36.
Pick the Correct Asnwer
(a) Which one of the following is NOT a characteristic of minerals?
(i) They are created by natural processes
(ii) They have a definite chemical composition
(iii) They are inexhaustible
(iv) Their distribution is uneven
(b) Which one of the following is NOT a producer of mica?
(i) Jharkhand (ii) Karnataka (iii) Rajasthan (iv) Andhra Pradesh
(c) Which one of the following is a leading producer of copper in the world?
(i) Bolivia (ii) Ghana (iii) Chile (iv) Zimbabwe
(d) Which one of the following practices will NOT conserve LPG in your kitchen?
(i) Soaking the dal for some time before cooking it
(ii) Cooking food in a pressure cooker
(iii) Keeping the vegetables chopped before lighting the gas for cooking
(iv) Cooking food in an open pan kept on low flame
Q 37.
Name the different rocks that minerals occur in?
Q 38.
Where are minerals found?
Q 39.
Quarrying can become a major environmental concern.
Q 40.
Give reasons.
(i) Environmental aspects must be carefully looked into before building huge dams.
(ii) Most industries are concentrated around coal mines.
(iii) Petroleum is referred to as "black gold".
(iv) Quarrying can become a major environmental concern.
Q 41.
Give reason for Petroleum is referred to as “black gold”.
Q 42.
Give reason for Most industries are concentrated around coal mines.
Q 43.
How is hydroelectricity, produced?
Q 44.
What is Hydel power?
Q 45.
Name any three common minerals used by you every day.
Q 46.
Tick the correct answer.
(i) Which one of the following is not a characteristic of minerals?
(a) They are created by natural processes.
(b) They have a definite chemical composition.
(c) They are inexhaustible.
(d) Their distribution is uneven.
(ii) Which one of the following is not a producer of mica?
(a) Jharkhand (b) Karnataka
(c) Rajasthan (d) Andhra Pradesh
(iii) Which one of the following is a leading producer of copper in the world?
(a) Bolivia (b) Ghana
(c) Chile (d) Zimbabwe
(iv) Which one of the following practices will not conserve LPG in your kitchen?
(a) Soaking the dal for some time before cooking it.
(b) Cooking food in a pressure cooker.
(c) Keeping the vegetables chopped before lighting the gas for cooking.
(d) Cooking food in an open pan kept on low flame.
Q 47.
Give one advantage of biogas over natural gas.
Q 48.
What do the 3Rs stand for in context with conservation of natural resources?
Q 49.
Which sources of energy would you suggest for (a) rural areas (b) coastal areas (c) Arid Regions?
Q 50.
Name nuclear power stations in India.
